package com.itheima.dao;

import com.itheima.pojo.Member;

public interface MemberDao {
    //根据手机号查询会员信息
    Member findByTelephone(String telephone);

    //添加会员
    void add(Member member);

    //根据月份查询会员每月的个数
    Integer findMemberCountByMonths(String month);

    //本日新增会员数
    Integer findMemberCountByDate(String reportDate);

    //总会员数
    Integer findMemberTotalCount();

    Integer findMemberCountAfterDate(String thisWeekMonday);
}
